knapweed查询结果如下:
音标:['næpˌwiːd]
名词复数:knapweeds
词频:低频词
基本释义/说明:n.矢车菊属的一种()
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双语学习资料 :
独上高台望四海 手揽云月傍天飞, 落叶重重已十月 归鸟凄凄啼心扉。
简典
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|noun|

‘Currently, most producers apply chemicals on rangeland in spring or summer, when _knapweed_ begins to flower, but research is showing that fall application may be preferable.’